Related papers: Probing hyperon electric dipole moments with a ful…

Probing CP Violation with Hyperon EDMs at BESIII

The prevalence of matter over antimatter in the observable universe remains one of the most profound puzzles in modern physics, necessitating sources of charge-parity (CP) symmetry violation beyond those incorporated in the Standard Model.…

High Energy Physics - Experiment · Physics 2026-04-20 Jianyu Zhang

Determination of the sensitivity of $\Lambda$ and $\Lambda^+_c$ electric dipole moments using a full angular analysis

A search for a non-zero Electric Dipole Moment (EDM) of particles, which is a clear signal of a violation of CP symmetry, is one of the unique ways to discover physics beyond the Standard Model. In this paper, we discuss a method for…

High Energy Physics - Phenomenology · Physics 2025-08-07 R. T. Ovsiannikov , A. Yu. Korchin , E. Kou

Perturbative QCD Prediction of the Hyperon EDM from CP-violating Dipole Interactions

Electric dipole moment (EDM) of baryons provides a sensitive probe of CP-violating interactions beyond the Standard Model. Motivated by the recent BESIII measurement on the $\Lambda$-hyperon EDM [1], we present the first perturbative QCD…

High Energy Physics - Phenomenology · Physics 2026-02-05 Kai-Bao Chen , Xiao-Gang He , Jian-Ping Ma , Xuan-Bo Tong

Searches for new physics beyond the Standard Model in hyperon sector

Hyperon physics offers a distinctive laboratory for probing the intensity frontier and searching for physics beyond the Standard Model. This review summarizes recent results from the BESIII experiment, including pioneering studies of dark…

High Energy Physics - Experiment · Physics 2026-02-26 Jianyu Zhang , Jinlin Fu , Hai-Bo Li

Experiments and phenomenology of electric dipole moments

The Standard Model (SM) is the best description of fundamental particles and their interactions we have to date. From this theory, all phenomena in the macroscopic world (except for gravity) can be explained, and it has successfully…

High Energy Physics - Phenomenology · Physics 2024-07-30 Joan Ruiz-Vidal

Muon Electric Dipole Moment as a Probe of Flavor-Diagonal CP Violation

Electric dipole moments (EDMs) of elementary particles are powerful probes of new physics with flavor-diagonal CP violation. The reported discrepancy in the muon anomalous magnetic moment motivates us to explore to what extent new physics…

High Energy Physics - Phenomenology · Physics 2022-06-03 Yuichiro Nakai , Ryosuke Sato , Yoshihiro Shigekami

Sensitivity Study of the Tau Lepton Electric Dipole Moment at the Super Tau-Charm Facility

This study investigates the intrinsic electric dipole moment (EDM) of the $\tau$ lepton, which is an important quantity in the search for physics beyond the Standard Model (BSM). In preparation for future measurements at the Super Tau-Charm…

High Energy Physics - Experiment · Physics 2025-09-09 Xulei Sun , Yongcheng Wu , Xiaorong Zhou

Electron EDM as a Sensitive Probe of PeV Scale Physics

We give a quantitative analysis of the electric dipole moments as a probe of high scale physics. We focus on the electric dipole moment of the electron since the limit on it is the most stringent. Further, theoretical computations of it are…

High Energy Physics - Phenomenology · Physics 2015-06-19 Tarek Ibrahim , Ahmad Itani , Pran Nath

Searching for New Physics beyond the Standard Model in Electric Dipole Moment

This is a theoretical review of exploration of new physics beyond the Standard Model (SM) in electric dipole moment (EDM) in elementary particles, atoms, and molecule. EDM is a very important CP violating phenomenon and sensitive to new…

High Energy Physics - Phenomenology · Physics 2015-06-03 Takeshi Fukuyama

Precise Measurement of the $\Lambda$ Electric Dipole Moment through the Entangled Strange Baryon-Antibaryon System

The dominance of matter over antimatter in the universe has consistently driven the pursuit of new physics beyond the Standard Model that violates charge-parity symmetry. Unlike the well-constrained electrons and neutrons, strange baryons…

High Energy Physics - Experiment · Physics 2025-07-01 BESIII Collaboration , M. Ablikim , M. N. Achasov , P. Adlarson , X. C. Ai , R. Aliberti , A. Amoroso , Q. An , Y. Bai , O. Bakina , Y. Ban , H. -R. Bao , V. Batozskaya , K. Begzsuren , N. Berger , M. Berlowski , M. Bertani , D. Bettoni , F. Bianchi , E. Bianco , A. Bortone , I. Boyko , R. A. Briere , A. Brueggemann , H. Cai , M. H. Cai , X. Cai , A. Calcaterra , G. F. Cao , N. Cao , S. A. Cetin , X. Y. Chai , J. F. Chang , G. R. Che , Y. Z. Che , C. H. Chen , Chao Chen , G. Chen , H. S. Chen , H. Y. Chen , M. L. Chen , S. J. Chen , S. L. Chen , S. M. Chen , T. Chen , X. R. Chen , X. T. Chen , X. Y. Chen , Y. B. Chen , Y. Q. Chen , Y. Q. Chen , Z. J. Chen , Z. K. Chen , S. K. Choi , X. Chu , G. Cibinetto , F. Cossio , J. Cottee-Meldrum , J. J. Cui , H. L. Dai , J. P. Dai , A. Dbeyssi , R. E. de Boer , D. Dedovich , C. Q. Deng , Z. Y. Deng , A. Denig , I. Denysenko , M. Destefanis , F. De Mori , B. Ding , X. X. Ding , Y. Ding , Y. Ding , Y. X. Ding , J. Dong , L. Y. Dong , M. Y. Dong , X. Dong , M. C. Du , S. X. Du , S. X. Du , Y. Y. Duan , P. Egorov , G. F. Fan , J. J. Fan , Y. H. Fan , J. Fang , J. Fang , S. S. Fang , W. X. Fang , Y. Q. Fang , R. Farinelli , L. Fava , F. Feldbauer , G. Felici , C. Q. Feng , J. H. Feng , L. Feng , Q. X. Feng , Y. T. Feng , M. Fritsch , C. D. Fu , J. L. Fu , Y. W. Fu , H. Gao , X. B. Gao , Y. Gao , Y. N. Gao , Y. N. Gao , Y. Y. Gao , S. Garbolino , I. Garzia , P. T. Ge , Z. W. Ge , C. Geng , E. M. Gersabeck , A. Gilman , K. Goetzen , J. D. Gong , L. Gong , W. X. Gong , W. Gradl , S. Gramigna , M. Greco , M. H. Gu , Y. T. Gu , C. Y. Guan , A. Q. Guo , L. B. Guo , M. J. Guo , R. P. Guo , Y. P. Guo , A. Guskov , J. Gutierrez , K. L. Han , T. T. Han , F. Hanisch , K. D. Hao , X. Q. Hao , F. A. Harris , K. K. He , K. L. He , F. H. Heinsius , C. H. Heinz , Y. K. Heng , C. Herold , P. C. Hong , G. Y. Hou , X. T. Hou , Y. R. Hou , Z. L. Hou , H. M. Hu , J. F. Hu , Q. P. Hu , S. L. 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Status of the Proton EDM Experiment (pEDM)

The Proton EDM Experiment (pEDM) is the first direct search for the proton electric dipole moment (EDM) with the aim of being the first experiment to probe the Standard Model (SM) prediction of any particle EDM. Phase-I of pEDM will achieve…

High Energy Physics - Experiment · Physics 2025-04-24 Jim Alexander , Vassilis Anastassopoulos , Grigor Atoian , Rick Baartman , Stefan Baeßler , Franco Bedeschi , John Benante , Martin Berz , Michael Blaskiewicz , Themis Bowcock , Kevin Brown , Dmitry Budker , Sergey Burdin , Brendan C. Casey , Gianluigi Casse , Giovanni Cantatore , Timothy Chupp , Hooman Davoudiasl , Dmitri Denisov , Bhawin Dhital , Milind V. Diwan , Renee Fatemi , George Fanourakis , Wolfram Fischer , Peter Graham , Frederick Gray , Antonios Gardikiotis , Claudio Gatti , James Gooding , Boxing Gou , Selcuk Haciomeroglu , Georg H. Hoffstaetter , Haixin Huang , Marco Incagli , Hoyong Jeong , David Kaplan , Marin Karuza , David Kawall , Alexander Keshavarzi , On Kim , Younggeun Kim , Ivan Koop , Valeri Lebedev , Jonathan Lee , Soohyung Lee , Alberto Lusiani , William J. Marciano , Marios Maroudas , Andrei Matlashov , Francois Meot , James P. Miller , William M. Morse , James Mott , Zhanibek Omarov , Cenap Ozben , Giovanni Maria Piacentino , Matthew Poelker , Dinko Pocanic , Boris Podobedov , Joe Price , Xin Qian , Surjeet Rajendran , Deepak Raparia , Sergio Rescia , B. Lee Roberts , Yannis K. Semertzidis , Alexander Silenko , Amarjit Soni , Edward Stephenson , Riad Suleiman , Michael Syphers , Pia Thoerngren , Volodya Tishchenko , Nicholaos Tsoupas , Spyros Tzamarias , Alessandro Variola , Graziano Venanzoni , Eva Vilella , Joost Vossebeld , Peter Winter , Bogdan Wojtsekhowski , Eunil Won , Konstantin Zioutas

Electric dipole moment searches using storage rings

The Standard Model (SM) of Particle Physics is not capable to account for the apparent matter-antimatter asymmetry of our Universe. Physics beyond the SM is required and is either probed by employing highest energies (e.g., at LHC), or by…

Nuclear Experiment · Physics 2019-05-01 Frank Rathmann , Nikolai N. Nikolaev

Probing CP Violation with the Deuteron Electric Dipole Moment

We present an analysis of the electric dipole moment (EDM) of the deuteron as induced by CP-violating operators of dimension 4, 5 and 6 including theta QCD, the EDMs and color EDMs of quarks, four-quark interactions and the Weinberg…

High Energy Physics - Phenomenology · Physics 2008-11-26 Oleg Lebedev , Keith A. Olive , Maxim Pospelov , Adam Ritz

Electron electric dipole moment searches using clock transitions in ultracold molecules

Permanent electric dipole moments (EDMs) of fundamental particles such as the electron are signatures of parity and time-reversal violation due to physics beyond the standard model. EDM measurements probe new physics at energy scales well…

Atomic Physics · Physics 2020-10-09 Mohit Verma , Andrew M. Jayich , Amar C. Vutha

Electric Dipole Moments and New Physics

Searches for intrinsic electric dipole moments (EDMs) of nucleons, atoms and molecules are precision flavor-diagonal probes of new $CP$-odd physics, as motivated by the need to explain the matter-antimatter asymmetry in the universe. We…

High Energy Physics - Phenomenology · Physics 2026-03-19 Maxim Pospelov , Adam Ritz

Chasing the muon EDM to constrain the SMEFT and UV models

Following a proposal for an experiment with sensitivity to an electric dipole moment (EDM) of the muon $d_\mu$ of order $6\times10^{-23}\ e$ cm, three to four orders of magnitude below the current bound, but still seven orders of magnitude…

High Energy Physics - Phenomenology · Physics 2025-12-01 Kuldeep Deka , Marta Losada , Yosef Nir

Electric Dipole Moments of Nucleons, Nuclei, and Atoms: The Standard Model and Beyond

Searches for the permanent electric dipole moments (EDMs) of molecules, atoms, nucleons and nuclei provide powerful probes of CP violation both within and beyond the Standard Model (BSM). The interpretation of experimental EDM limits…

Nuclear Theory · Physics 2015-06-15 Jonathan Engel , Michael J. Ramsey-Musolf , U. van Kolck

The search for the neutron electric dipole moment at PSI

The existence of a nonzero permanent electric dipole moment (EDM) of the neutron would reveal a new source of CP violation and shed light on the origin of the matter--antimatter asymmetry of the Universe. The sensitivity of current…

High Energy Physics - Experiment · Physics 2021-03-03 Guillaume Pignol , Philipp Schmidt-Wellenburg

Searching for physics beyond the Standard Model through the dipole interaction

The magnetic dipole interaction played a central role in the development of QED, and continued in that role for the Standard Model. The muon anomalous magnetic moment has served as a benchmark for models of new physics, and the present…

High Energy Physics - Experiment · Physics 2015-03-17 B. Lee Roberts

Survey of deformation in nuclei in order to estimate the enhancement of sensitivity to atomic EDM

The observed baryon asymmetry of the universe (BAU) cannot be explained by the known sources of charge-parity (CP)-violation in the Standard Model (SM). A non-zero permanent electric-dipole-moment (EDM) for fundamental particles, nuclei or…

Nuclear Experiment · Physics 2020-07-29 Prajwal Mohanmurthy , Umesh Silwal , Durga P. Siwakoti , Jeff A. Winger